from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun metrology Symbol for the
zeptogray, an SI unitof absorbed doseequal to 10−21 grays.
Sorry, no etymologies found.
Help support Wordnik (and make this page ad-free) by adopting the word zGy.
Sorry, no example sentences found.
Log in or sign up to get involved in the conversation. It's quick and easy.